/*!	 editmode.h
**	 Template Header
**
**	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
**
**	This package is free software; you can redistribute it and/or
**	modify it under the terms of the GNU General Public License as
**	published by the Free Software Foundation; either version 2 of
**	the License, or (at your option) any later version.
**
**	This package is distributed in the hope that it will be useful,
**	but WITHOUT ANY WARRANTY; without even the implied warranty of
**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
**	General Public License for more details.
**
*/

#ifndef __SYNFIG_EDITMODE_H
#define __SYNFIG_EDITMODE_H

namespace synfigapp
{

/*!	\enum EditMode
**	 \writeme
*/
enum EditMode {
    MODE_NORMAL			= 0,			// < Normal editing mode. Place holder.

    MODE_ANIMATE		= (1 << 0),	// < Animated editing mode.
    MODE_ANIMATE_FUTURE	= (1 << 1),	// < Respect <i>future</i> keyframes
    MODE_ANIMATE_PAST	= (1 << 2),	// < Respect <i>past</i> keyframes
    MODE_ANIMATE_ALL	= (3 << 1),	// < Respect <i>all</i> keyframes

    MODE_UNDEFINED		= (~0)	// < Undefined Mode
}; // END of enum EditMode

// Combine Flags
inline EditMode
operator|(const EditMode& lhs, const EditMode& rhs)
{
    return static_cast<EditMode>(int(lhs) | int(rhs));
}

// Exclude Flags
inline EditMode
operator-(const EditMode& lhs, const EditMode& rhs)
{
    return static_cast<EditMode>(int(lhs) & ~int(rhs));
}

inline EditMode&
operator|=(EditMode& lhs, const EditMode& rhs)
{
    *reinterpret_cast<int*>(&lhs) |= int(rhs);
    return lhs;
}

//	Flag Comparison. THIS IS NOT LESS-THAN-OR-EQUAL-TO.
/*!	This function will return true of all of the flags
**	in the \a rhs are set in the \a lhs */
inline EditMode
operator&(const EditMode& lhs, const EditMode& rhs)
{
    return static_cast<EditMode>(int(lhs)&int(rhs));
}

//	Flag Comparison. THIS IS NOT LESS-THAN-OR-EQUAL-TO.
/*!	This function will return true of all of the flags
**	in the \a rhs are set in the \a lhs */
// inline bool

}; // END if namespace synfigapp

#endif